What will be the output of the following Python code snippet?
def example(a):
a = a + '2'
a = a*2
return a
>>>example("hello")
def example(a):
a = a + '2'
a = a*2
return a
>>>example("hello")A. indentation Error
B. cannot perform mathematical operation on strings
C. hello2
D. hello2hello2
Answer: Option A

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